Lab Safety

Question 1

What does WHMIS stand for?

Answer 1

WHMIS stands for work hazardous material information system.

Question 2

What does MSDS stand for?

Answer 2

MSDS stands for material safety data sheets.

Question 3

Two other ways information is shown include:

Answer 3

1) 16 safety symbols

2) common house hold symbols

Question 4

If there is a chemical spill what do you do?

Answer 4

1) Put on rubber gloves
2) Clean up dependa on the material
a) solid/sticky/runny- sand and a dust pan
b) liquid- kitty litter to aborb and dust pan
c) acid- Baking soda, water and kitty litter
d) base- vinegar, water and kitty litter
3) Put in special “heaby duty” gargage bag
4) Clean pan and broom with soap and water

Question 5

When an accident occurs, first you should…..

Answer 5

tell a teacher

Question 6

Toxic chemicals can enter you body by:

Answer 6

1) Inhalation- Breathing
2) Ingestion- Swallowing
3) Injection- Directly to blood stream
4) Absorption- Through skin, eyes, nose…..

Question 7

Chemical effects can be classifies as:

Answer 7

Local- confined to specific area
Systemic- goes throughout body
Acute- immediate
Chronic- occurs over time

Question 8

For cuts:

Answer 8

P- Pressure 
E- Elevate 
R- Rest 
B- Bandage
I- Immobilize 
M- Medical attention

Question 9

For fire there are 5 types of extinguishers:

Answer 9

CLASS- A FIRE TYPE- Wood, cloth, paper CONTAIANS- water, dry chem

CLASS- B FIRE TYPE- oil grease, solvent CONTAINS- dry chem. foam, CO2

CLASS- C FIRE TYPE- electrical
CONTAINS- DRY CHEM., CO2

CLASS- D FIRE TYPE- combustible metal CONTAINS- dry powder, sand

CLASS- E FIRE TYPE- radioactive
CONTAINS- depends on material

Question 10

Hazardous materials could be:

Answer 10

reactive or flammable

Question 11

Common examples are?

Answer 11

paints, gasoline and house hold product.